package io.datajek.springbasics.movierecommendersystem.lesson9;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;

@SpringBootApplication
public class MovieRecommenderSystemApplication {
    public static void main(String[] args) {

        ApplicationContext appContext = SpringApplication.run(MovieRecommenderSystemApplication.class, args);
        //从ApplicationContext中获得并打印Single Bean
        ContentBasedFilter filter = appContext.getBean(ContentBasedFilter.class);
       System.out.println("\nContentBasedFilter bean with singleton scope");
       System.out.println(filter);
       //从singleton Bean 中获得prototype Bean三次
        Movie movie1 = filter.getMovie();
        Movie movie2 = filter.getMovie();
        Movie movie3 = filter.getMovie();

        System.out.println("\nMovie bean with prototype scope");
        System.out.println(movie1);
        System.out.println(movie2);
        System.out.println(movie3);

        //打印各种Bean实例
        System.out.println("\n ContentBasedFilter instances created:" + ContentBasedFilter.getInstances());
        System.out.println("Movie instances created:"+Movie.getInstances());
    }
}
